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Commit 9413a1a1 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

NFSv4: Also ask for attributes when downgrading to a READ-only state 



If we're downgrading from a READ+WRITE mode to a READ-only mode, then
ask for cache consistency attributes so that we avoid the revalidation
in nfs_close_context()

Fixes: 3947b74d ("NFSv4: Don't request a GETATTR on open_downgrade.")
Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
parent a5f925bc

fs/nfs/nfs4proc.c

+2 −1
Original line number Diff line number Diff line
@@ -3200,9 +3200,10 @@ static void nfs4_close_prepare(struct rpc_task *task, void *data) 
		goto out_wait;

	}



	if (calldata->arg.fmode == 0) {

	if (calldata->arg.fmode == 0)

		task->tk_msg.rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_CLOSE];



	if (calldata->arg.fmode == 0 || calldata->arg.fmode == FMODE_READ) {

		/* Close-to-open cache consistency revalidation */

		if (!nfs4_have_delegation(inode, FMODE_READ))

			calldata->arg.bitmask = NFS_SERVER(inode)->cache_consistency_bitmask;